单词 platin- 释义 platin-|pltn|combining form of platinum before a vowel, in names of chemical compounds, as platinamine, an amine of platinum; platinammonium, a compound of platinum and ammonium; platiniridium.1856W. A. Miller Elem. Chem. II. 1066 Salts...
单词 platin 释义 platin, platen, platinaalleged name of an alloy of copper and zinc: see quots.1790W. Richardson Chem. Princ. Met. Arts 167 Platina, eight ounces of brass, and five ounces of spelter.1884C. G. W. Lock Workshop Receipts Ser. iii. 16/2 For...